1
Department of Clinical Sciences, Veterinary Teaching Hospital, Colorado State University,
Fort Collins, Colorado, United States
Brian Zanghi
2
Nestlé Purina Research, St. Louis, Missouri, United States
Rondo Middleton
2
Nestlé Purina Research, St. Louis, Missouri, United States
Linda Lang
3
Department of Environmental & Radiological Health Sciences, Veterinary Teaching Hospital,
Colorado State University, Fort Collins, Colorado, United States